------------------
- Remove hard dependency on plone.app.referenceablebehavior as Archetypes is no longer the default framework in Plone 5.
Under Plone < 5.0 you should now explicitly add it to the `eggs` part of your buildout configuration to avoid issues while upgrading.
[hvelarde]
- Avoid photo distorting when landscape format is used.
[rodfersou]
- The Photo Gallery content type now includes a new `allow_download` field to restrict the downloading of images on an item (closes `24`_).
[hvelarde]
- Add Brazilian Portuguese and Spanish translations.
[hvelarde]
- Make control panel configlet accesible to Site Administrator role (closes `20`_).
[hvelarde]
- Add download functionality to Photo Gallery;
if enabled, users will be able to easily download original images by using an explicit link.
If ``ftw.zipexport`` is installed, they will be also able to download a ZIP file containing all images (closes `14`_).
[rodfersou, hvelarde]
- Implement lead image to be used in folder and collection views (closes `17`_).
[hvelarde]
- Load Cycle2 resources from the JS registry if available (closes `10`_).
[hvelarde]
- Add Photo Gallery tile for collective.cover.
[rodfersou, hvelarde]
- Remove dependency on five.grok (closes `7`_).
[hvelarde]
- Update template with carousel pager and more layout control (closes `4`_).
[rodfersou, agnogueira]
- Drop support for Plone 4.2.
[hvelarde]
- A Photo Gallery can now be set as the default page view on a container (closes `1`_).
[hvelarde]